Confidence: Medium · Source: FCC ULS · As of 2026-09-12
K7TRM callsign genealogy
Currently held by Mcfadden, Thomas R
The FCC publishes a previous_call_sign on
every amateur license — a self-link to the licensee's prior callsign.
Following those links produces the chain below.
Previous callsigns
Older callsigns held by K7TRM's current licensee, walking backwards.
- MCFADDEN, THOMAS RAZgranted 1998-03-06cancelled 1999-11-06
Successor callsigns
Callsigns held now by people who previously held K7TRM.
No current licensee on record previously held this callsign.